🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.64 AU - 1.06 AU

Year: 282 Days

Day: 14.1 Hours

Environment

Temp: 184 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 13,224,669 km

• M1: 149,897 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.79 AU - 6.25 AU

Year: 4048 Days

Day: 21.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.9

Radius: 8.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.34 AU - 8.86 AU

Year: 8297 Days

Day: 12 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,224,669 km

• M1: 100,829 km (0.109 R)
• M2: 718,219 km (0.088 R)
• M3: 972,536 km (0.053 R)
• M4: 1,882,988 km (0.112 R)
• M5: 2,248,755 km (0.034 R)
• M6: 5,418,884 km (0.119 R)
• M7: 6,092,224 km (0.09 R)
• M8: 7,049,500 km (0.101 R)
• M9: 9,990,595 km (0.068 R)
• M10: 11,388,437 km (0.096 R)
• M11: 12,757,856 km (0.085 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 17,040 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit